1. My sister gave me a new pair of jeans on my fifteenth birthday.
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2. They have sold their car to pay their debt.
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3. We are going to grow flowers in the front garden.
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4. You mustn’t use this machine after 5.30 pm.
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5. My grandmother is knitting a new sweater for me.
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6. Did people make jeans two hundred years ago?
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7. We don’t use this kind of cloth to make shirts.
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8. Vietnamese womencontinue to wear the unique and fashionable ao dai.
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9. We will hold a farewell party Next Sunday.
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10. Tornado had damaged hundreds of home when rescue team arrived.
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Exercise 4. Change in to the opposite voice.
1. How many trees did they cut down to build that fence?
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2. My cousin will meet you at the station.
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3. A great deal of tea is drunk in England.
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4. The doctor pulled out one of my teeth yesterday morning.
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5. They have to pick fruit very early in the morning.
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6. The My Dinh National Stadium was opened on September 2nd , 2003.
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7. Vietnamese people made a lot of preparations to welcome 22nd SEA Games.
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8. Electric lights had been invented before I was born.
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9. A six-year-old girl was rescued from the forest fire by my pet dog.
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10. Many countries have provided food and other material aids for the hurricane victims.
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Passive voice:
1. My sister gave me a new pair of jeans on my fifteenth birthday.
-> I was given a new pair of jeans on my fifteenth birthday by my sister.
2. They have sold their car to pay their debt.
-> Their car has been sold to pay their debt.
3. Did people make jeans two hundred years ago?
-> Were jeans made two hundred years ago?
4. He sent me a letter yesterday.
-> I was sent a letter yesterday.
5. We did our homework two days ago.
-> Our homework was done two days ago.
6. Did she finish the work yesterday?
-> Was the work finished yesterday?
7. What did they do last night?
-> What was done last night?
8. I had written two letters before.
-> Two letters had been written by me before.
9. He had bought a new car
-> A new car had been bought.
10. We have done 4 tests since last week
-> 4 tests have been done since last week.